| Acronym | Meaning |
| SCN | Specification Change Notice |
| D/L | Deorbit/Landing |
| SPO | Shuttle Projects Office |
| CWA | Clean Work Area |
| LSF | Laboratory Simulation Facility |
| SYM | Symbol |
| SDF | Software Development Facility |
| ILS | IntegratedLogistics System |
| M&RF | Maintenance And Refurbishing Facility |
| CP-SPO | Spacelab Projects Office (KSC) |